🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 11.6

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.52 AU - 0.52 AU

Year: 250 Days

Day: 12 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,553,463 km

• M1: 144,362 km (0.113 R)
• M2: 591,061 km (0.099 R)
• M3: 983,307 km (0.061 R)
• M4: 1,367,025 km (0.081 R)
• M5: 1,885,232 km (0.056 R)
• M6: 2,747,963 km (0.055 R)
• M7: 3,113,431 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.7

Radius: 13.3

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.5 AU - 0.58 AU

Year: 265 Days

Day: 8 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,553,463 km

• M1: 165,904 km (0.057 R)
• M2: 594,801 km (0.11 R)
• M3: 1,150,408 km (0.119 R)
• M4: 1,640,640 km (0.101 R)
• M5: 2,064,899 km (0.051 R)
• M6: 2,604,050 km (0.072 R)
• M7: 3,236,700 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.5

Radius: 14.4

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.05 AU - 1.41 AU

Year: 910 Days

Day: 11.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,553,463 km

• M1: 179,069 km (0.118 R)
• M2: 656,136 km (0.114 R)
• M3: 1,181,374 km (0.055 R)
• M4: 1,671,756 km (0.102 R)
• M5: 2,290,194 km (0.116 R)
• M6: 2,825,006 km (0.082 R)
• M7: 3,334,237 km (0.086 R)
• M8: 4,104,218 km (0.038 R)
• M9: 4,574,104 km (0.107 R)
• M10: 5,244,752 km (0.118 R)
• M11: 6,415,654 km (0.114 R)
• M12: 7,304,266 km (0.109 R)
• M13: 8,842,281 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.1

Radius: 10.4

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.1 AU - 2.54 AU

Year: 2356 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,553,463 km

• M1: 129,402 km (0.112 R)
• M2: 711,936 km (0.091 R)
• M3: 1,132,905 km (0.074 R)
• M4: 1,472,492 km (0.068 R)
• M5: 2,137,754 km (0.06 R)
• M6: 2,694,856 km (0.118 R)
• M7: 4,832,460 km (0.038 R)
• M8: 7,617,224 km (0.117 R)
• M9: 8,659,174 km (0.08 R)
• M10: 10,360,550 km (0.076 R)
• M11: 15,334,380 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.6

Radius: 11.3

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.04 AU - 3.08 AU

Year: 2731 Days

Day: 11.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,553,463 km

• M1: 140,622 km (0.096 R)
• M2: 691,292 km (0.033 R)
• M3: 1,060,948 km (0.073 R)
• M4: 1,465,910 km (0.106 R)
• M5: 2,285,706 km (0.118 R)
• M6: 3,194,962 km (0.119 R)
• M7: 3,761,788 km (0.077 R)
• M8: 4,725,797 km (0.109 R)
• M9: 5,193,290 km (0.116 R)
• M10: 5,743,062 km (0.08 R)
• M11: 6,442,731 km (0.094 R)
• M12: 7,018,683 km (0.102 R)
• M13: 8,274,109 km (0.094 R)
• M14: 8,920,371 km (0.082 R)
• M15: 9,490,489 km (0.12 R)
• M16: 10,625,039 km (0.111 R)
• M17: 12,757,856 km (0.059 R)
• M18: 13,161,920 km (0.087 R)
• M19: 13,528,285 km (0.108 R)
• M20: 14,090,623 km (0.082 R)
• M21: 14,522,512 km (0.084 R)
• M22: 15,666,487 km (0.12 R)
• M23: 19,282,866 km (0.111 R)
• M24: 19,935,412 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.2

Radius: 8.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.05 AU - 3.39 AU

Year: 2991 Days

Day: 14.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,553,463 km

• M1: 100,679 km (0.05 R)
• M2: 583,731 km (0.111 R)
• M3: 884,423 km (0.082 R)
• M4: 1,613,862 km (0.104 R)
• M5: 1,961,826 km (0.095 R)
• M6: 2,835,927 km (0.074 R)
• M7: 3,090,542 km (0.118 R)
• M8: 3,419,209 km (0.09 R)
• M9: 5,716,733 km (0.083 R)
• M10: 6,015,929 km (0.052 R)
• M11: 6,622,847 km (0.118 R)
• M12: 7,025,415 km (0.099 R)
• M13: 7,595,981 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.6

Radius: 8.1

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.76 AU - 5.16 AU

Year: 6281 Days

Day: 12.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,553,463 km

• M1: 102,475 km (0.06 R)
• M2: 359,184 km (0.097 R)
• M3: 725,250 km (0.097 R)
• M4: 1,014,274 km (0.103 R)
• M5: 1,777,971 km (0.071 R)
• M6: 2,104,543 km (0.084 R)
• M7: 2,633,072 km (0.111 R)
• M8: 7,006,416 km (0.083 R)
• M9: 8,340,829 km (0.067 R)
• M10: 11,807,760 km (0.089 R)
• M11: 12,273,159 km (0.025 R)
• M12: 16,899,024 km (0.068 R)
• M13: 19,064,005 km (0.096 R)
• M14: 21,944,661 km (0.082 R)
• M15: 23,936,407 km (0.093 R)
• M16: 25,018,449 km (0.115 R)
• M17: 35,299,413 km (0.097 R)
• M18: 35,726,515 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.4

Radius: 3.4

Gravity: 68.03 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.6 AU - 6.12 AU

Year: 9460 Days

Day: 17.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,553,463 km

• M1: 42,336 km (0.092 R)
• M2: 163,810 km (0.086 R)
• M3: 470,934 km (0.061 R)
• M4: 592,707 km (0.086 R)
• M5: 1,091,765 km (0.028 R)
• M6: 2,043,956 km (0.108 R)
• M7: 2,204,175 km (0.096 R)
• M8: 2,908,781 km (0.105 R)
• M9: 8,619,829 km (0.107 R)
• M10: 13,559,551 km (0.064 R)
• M11: 14,706,667 km (0.1 R)
• M12: 19,703,536 km (0.114 R)
• M13: 22,536,022 km (0.063 R)
• M14: 38,287,780 km (0.091 R)
• M15: 43,737,630 km (0.093 R)
• M16: 44,009,300 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.2

Radius: 7.7

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.58 AU - 6.5 AU

Year: 9899 Days

Day: 23.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,553,463 km

• M1: 96,341 km (0.042 R)
• M2: 365,318 km (0.119 R)
• M3: 1,121,535 km (0.112 R)
• M4: 1,433,447 km (0.103 R)
• M5: 1,712,297 km (0.086 R)
• M6: 3,099,219 km (0.099 R)
• M7: 4,537,453 km (0.106 R)
• M8: 5,501,761 km (0.03 R)
• M9: 6,120,946 km (0.119 R)
• M10: 7,999,447 km (0.12 R)
• M11: 10,032,183 km (0.089 R)
• M12: 11,008,010 km (0.078 R)
• M13: 11,437,356 km (0.062 R)
• M14: 12,501,744 km (0.092 R)
• M15: 14,761,420 km (0.111 R)
• M16: 16,503,487 km (0.096 R)
• M17: 21,120,377 km (0.062 R)
• M18: 21,783,395 km (0.109 R)
• M19: 22,035,617 km (0.07 R)
• M20: 22,717,633 km (0.079 R)
• M21: 24,393,728 km (0.105 R)
• M22: 25,123,616 km (0.107 R)
• M23: 25,867,865 km (0.048 R)
• M24: 29,195,820 km (0.049 R)
• M25: 30,962,122 km (0.12 R)
• M26: 32,033,691 km (0.097 R)
• M27: 33,911,893 km (0.091 R)
• M28: 35,512,889 km (0.085 R)
• M29: 37,283,380 km (0.115 R)
• M30: 38,496,020 km (0.102 R)
• M31: 38,988,347 km (0.116 R)
• M32: 39,484,862 km (0.083 R)
• M33: 41,127,596 km (0.108 R)
• M34: 43,609,724 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.5

Radius: 4.3

Gravity: 27.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.72 AU - 10.16 AU

Year: 17825 Days

Day: 21.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,553,463 km

• M1: 53,556 km (0.04 R)
• M2: 509,979 km (0.115 R)
• M3: 1,248,544 km (0.114 R)
• M4: 1,492,688 km (0.106 R)
• M5: 1,750,893 km (0.092 R)
• M6: 2,706,674 km (0.1 R)
• M7: 3,510,464 km (0.09 R)
• M8: 3,705,539 km (0.069 R)
• M9: 4,462,056 km (0.117 R)
• M10: 5,574,017 km (0.1 R)
• M11: 5,839,852 km (0.114 R)
• M12: 6,154,008 km (0.092 R)
• M13: 6,646,185 km (0.12 R)
• M14: 8,879,382 km (0.12 R)
• M15: 10,618,307 km (0.089 R)
• M16: 12,831,608 km (0.099 R)
• M17: 13,429,401 km (0.106 R)
• M18: 14,045,594 km (0.113 R)
• M19: 14,325,492 km (0.068 R)
• M20: 18,061,699 km (0.087 R)
• M21: 19,409,576 km (0.118 R)
• M22: 19,756,792 km (0.094 R)
• M23: 24,857,781 km (0.106 R)
• M24: 25,164,307 km (0.111 R)
• M25: 25,473,525 km (0.077 R)
• M26: 27,381,945 km (0.109 R)
• M27: 34,302,343 km (0.099 R)
• M28: 37,421,907 km (0.109 R)
• M29: 42,012,767 km (0.102 R)
• M30: 46,654,190 km (0.103 R)
• M31: 47,120,786 km (0.101 R)
• M32: 48,698,296 km (0.082 R)
• M33: 49,823,272 km (0.086 R)
• M34: 52,292,235 km (0.107 R)
• M35: 57,472,211 km (0.097 R)
• M36: 62,983,696 km (0.074 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 16,095 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit